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L-Arginine 700 mg

NOW
4.8
★ ★ ★ ★ ★
(983 ratings)
Arginine 700 mg
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Score80
A convenient 700 mg capsule delivers strong long-term value and flexible dosing. Users seeking sustained release will need another option.
How scoring works
Quantity:180 Capsule(s) • (180 servings)
Goals:

Score 80

A convenient 700 mg capsule delivers strong long-term value and flexible dosing. Users seeking sustained release will need another option.
How scoring works
$13.00($0.07 per serving)
Pure Formulas
$ 17.85
Daily Vita
$ 17.40
iHerb
$ 18.36
Vitacost
$ 18.36
Amazon
$ 13.00
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Analysis

A single capsule provides 700 mg of L-arginine, a convenient amount that sits between common low-dose and moderate-dose options. L-arginine is a nitric-oxide precursor, so it may support blood-vessel relaxation and circulation without acting as a stimulant.

The formula is clearly labeled but uses standard immediate release without technology to extend availability. A 180-serving bottle and very favorable cost per gram make it practical for light use or flexible multi-capsule dosing.

The formula fits adults who want focused arginine support and can adjust intake to the stated serving size. L-arginine may add to the blood-pressure-lowering effects of nitrates or antihypertensive medicines, increasing the chance of dizziness or an excessive pressure drop.

Who is it for
  • Adults seeking focused circulation support
  • Users who prefer a clearly measured arginine serving
  • People comfortable adjusting intake to their needs
Best for
  • Nitric-oxide precursor support
  • General circulation support
  • Flexible amino-acid supplementation

Pros

  • Convenient 700 mg amount
  • Large 180-serving supply
  • Very favorable cost efficiency

Cons

  • No sustained-release feature
  • Amount is light for more demanding goals
  • Additional capsules needed for larger intake

Warnings

  • L-arginine may add to the blood-pressure-lowering effects of nitrates or antihypertensive medicines, increasing the chance of dizziness or an excessive pressure drop.

Nutrient quality

78 High impact

Standard L-arginine is clearly named but lacks premium source or release detail. The amount is useful but remains below a stronger targeted range.

Ingredient transparency

78 High impact

Every listed active ingredient has a specific disclosed amount. Non-active ingredients and excipients are not provided.

Customer satisfaction

71 High impact

The supplied average rating is very strong. The substantial rating sample provides good statistical confidence.

Value for money

93 Highest impact

The intermediate amount provides reasonable quality despite basic delivery. The very low serving cost and large supply provide excellent value.

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Ingredients

IngredientAmount per serving
L-Arginine
700 mg
Gluten Free Adults 18–50 Vegan Dairy Free Women Vegetarian
Report overview
Arginine · 700 mg OverallScore63
C+ Active Ingredient Quality & BioavailabilityD- Dose, Safety & Label TransparencyA+ Value

A clearly named standard L-arginine form is delivered in one convenient capsule. The serving amount is low for the collection's circulation and fitness targets, and no sustained-release technology is stated. Very favorable cost per gram partly offsets the need for multiple servings to reach a larger intake.

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85 Performance

L-Arginine Pure Powder

Best Naturals
<p>Ingredient form, amount, and goal fit make the option a stronger quality-focused alternative to the original. L-arginine is clearly identified, though no premium source or processing detail is supplied.</p>
80 Performance

L-Arginine 3000 mg

Natrol
<p>Ingredient form, amount, and goal fit make the option a stronger quality-focused alternative to the original. A performance-focused arginine amount provides substantial nitric-oxide pathway depth, with B vitamins adding a secondary metabolic role.</p>
73 Performance

Nitri Oxide Support

Pure Encapsulations
<p>Ingredient form, amount, and goal fit make the option a stronger quality-focused alternative to the original. A substantial arginine alpha-ketoglutarate (AAKG) amount and vitamin C provide a coherent exercise-circulation base.</p>
81 Budget

L-Arginine 500 mg

Best Naturals
<p>A lower serving cost makes the alternative an economical way to keep L-arginine central. L-arginine hydrochloride is a clear, soluble standard form.</p>
80 Budget

L-Arginine 500 mg

Swanson
<p>Fewer than three supplied candidates cost less per serving than the original, so the option is a nearest-cost alternative rather than a true cheaper choice. A focused one-capsule formula provides basic L-arginine with a large supply.</p>
79 Budget

L-Arginine + L-Citrulline 750 mg

Nutricost
<p>Fewer than three supplied candidates cost less per serving than the original, so the option is a nearest-cost alternative rather than a true cheaper choice. A large supply of clearly separated L-arginine and L-citrulline provides economical but basic nitric-oxide support.</p>
84 Value

Arginine 1000 mg

Jarrow Formulas
<p>The balance of formula quality and serving economics is more favorable than the original. L-arginine hydrochloride is a clear, soluble standard form.</p>
83 Value

L-Arginine 1000 mg

21st Century
<p>The balance of formula quality and serving economics is more favorable than the original. A clearly identified hydrochloride form provides a moderate amount in one convenient tablet.</p>
74 Value

Wellness ImmuNitric

Source Naturals
<p>The balance of formula quality and serving economics is more favorable than the original. A substantial arginine amount with modest citrulline and B-vitamin support creates a coherent vascular formula at favorable value.</p>
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